{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "cell type", "DNA", "cell line"], "input": "The effects of many C-11-substituted 1 alpha,25-(OH)2D3 analogs on HL-60 cell differentiation exceeded their activity on calcium metabolism ."}
{"protein": [], "cell type": [], "DNA": [], "cell line": ["HL-60"]}